(19)
(11) EP 0 824 793 A1

(12)

(43) Date of publication:
25.02.1998 Bulletin 1998/09

(21) Application number: 96914508.0

(22) Date of filing: 10.05.1996
(51) International Patent Classification (IPC): 
H03G 3/ 20( . )
H04B 1/ 04( . )
 H03G 3/ 30( . )
(86) International application number:
PCT/SE1996/000613
(87) International publication number:
WO 1996/036131 (14.11.1996 Gazette 1996/50)
(84) Designated Contracting States:
DE FI FR GB SE

(30) Priority: 12.05.1995 US 19950440360

(71) Applicant: TELEFONAKTIEBOLAGET LM ERICSSON
126 25 Stockholm (SE)

(72) Inventors:
  • CARLSSON, Mats Lennart
    S-172 46 Sundbyberg (SE)
  • NYSTRÖM, Jan-Christian
    S-191 54 Sollentuna (SE)
  • ÖRNEVING, Göran
    S-191 73 Sollentuna (SE)

(74) Representative: Wennerholm, Kristian, et al 
TELEFONAKTIEBOLAGET L M ERICSSON
126 25 Stockholm
126 25 Stockholm (SE)

   


(54) SPURIOUS SIGNAL REDUCTION IN RF TRANSMITTER INTEGRATED CIRCUITS